CustomAttributeInfo Class

public class CustomAttributeInfo

Public Class CustomAttributeInfo

public ref class CustomAttributeInfo

type CustomAttributeInfo = class end

using Dundas.BI;
using Dundas.BI.AccountServices;
using Dundas.BI.Services;
using System.Collections.ObjectModel;
   ...

// Create the engine.
EngineManager.CreateEngine(
    // Path to the application's data folder. Type: System.String
    @"C:\Program Files\Dundas Data Visualization Inc\Dundas BI\Instances\Instance1\www\BIWebsite\App_Data"
);

try
{
    // Start the Dundas BI Engine.
    EngineManager.StartEngine();

    // Create a caller context not associated with any session.
    using(Engine.Current.GetService<ICallerContextService>().CreateAndSetCurrentContext(null))
    {

        // LogOn.
        LogOnResult logOnResult = Engine.Current.GetService<ILogOnService>().LogOn(
            // The account name. Type: System.String
            "admin",
            // The password. Type: System.String
            "1234",
            // Delete other sessions for the logon to succeed. Type: System.Boolean
            true,
            // Culture to associate with the session, or null. Type: System.Globalization.CultureInfo
            null
        );

        // Set the current session ID.
        Engine.Current.GetService<ICallerContextService>().CurrentContext.SetCurrentSessionId(
            logOnResult.Session.Id
        );


        // Get the custom attribute service.
        ICustomAttributeService customAttributeService =
            Engine.Current.GetService<ICustomAttributeService>();

        // Save the new custom attribute.
        customAttributeService.SaveCustomAttribute(
                new CustomAttributeInfo()
                {
                    Description = "These are the Daves I know",
                    Name = "Daves",
                    InheritanceBehavior = CustomAttributeInheritanceBehavior.Override,
                    IsMultiValue = false
                }
            );

        // Now get the custom attribute.  It's ID will be needed.
        var davesCustomAttribute = customAttributeService.GetCustomAttribute("Daves");

        // Get the account service.
        IAccountService accountService =
            Engine.Current.GetService<IAccountService>();    

        // Create a filter rule to get all the users that have a 
        // display name that starts with <c>dav</c>.
        AccountQueryFilterRule accountQueryFilterRule = 
            new AccountQueryFilterRule(
                AccountQueryField.DisplayName, 
                Dundas.BI.QueryFilterOperator.StartsWith, 
                "dav"
                );

        // Get all the dave accounts
        IList<Account> daveAccounts =
            accountService.AccountQuery(
            0,
            0, 
            null, 
            new List<AccountQueryFilterRule>() { 
                accountQueryFilterRule
                }
            );

        // Loop through the dave accounts.
        foreach(Account daveAccount in daveAccounts)
        {
            // Add the custom attribute to the Dave Account.
            daveAccount.CustomAttributes.Add(
                davesCustomAttribute.Id, new CustomAttributeValue(davesCustomAttribute.Id) { SingleValue = "Is a Dave I know" }
            );

            // Save the account with the custom attribute.
            accountService.SaveAccount(daveAccount);
        }
    }
}
finally
{
    EngineManager.ShutdownEngine();
}